// Copyright (c) 2010, Roman Khmelichek
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//  1. Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//  2. Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//  3. Neither the name of Roman Khmelichek nor the names of its contributors
//     may be used to endorse or promote products derived from this software
//     without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

//==============================================================================================================================================================
// Author(s): Roman Khmelichek
//
//==============================================================================================================================================================

#ifndef GLOBALS_H_
#define GLOBALS_H_

#include <sstream>

namespace logger {
class Logger;
};

// Use these to log various information.
logger::Logger& GetDefaultLogger();
logger::Logger& GetErrorLogger();

// Functions that help with debugging.
// DebugLog() will only output a message using the default logger if the debug flag is turned on.
// Use DebugFlag() and SetDebugFlag() to get and set the debug flag, respectively.
bool DebugFlag();
void SetDebugFlag(bool flag);
void DebugLog(const std::string& debug_message);

// Helper templates that convert various types to strings (those that have a properly defined operator<<()).
template<typename T>
  std::string Stringify(const T& t);
template<typename T>
  std::string Stringify(const T& t) {
    std::ostringstream iss;
    iss << t;
    return iss.str();
  }

#endif /* GLOBALS_H_ */
